[llvm] [AMDGPU] Fix LDS reporting for targets without CU mode (PR #223587)

[Chinmay Deshpande via llvm-commits]

================
@@ -366,7 +366,7 @@ class GCNSubtarget final : public AMDGPUGenSubtargetInfo,
 
   /// \returns Whether a work-group runs on all of the block's SIMDs.
   bool isFullSIMDMode() const {
-    return (HasGFX1250Insts && getGeneration() < GFX13) || !EnableCuMode;
+    return !hasSupportsWGP() || !EnableCuMode;
   }
----------------
chinmaydd wrote:

```suggestion
```

https://github.com/llvm/llvm-project/pull/223587